<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>
		<script type="text/javascript">
			$(function(){
				let n=0;
				$("img").on("click",function(){
					n++;
					if(n%2!=0){
						$("img").attr("src","../../src/on.png")
					}else{
						$("img").attr("src","../../src/off.png")
					}
				})
			})
		</script>
	</head>
	<body>
		<img src="../../src/off.png" width="200px">
	</body>
</html>
